<template>
  <el-row class="login-container" justify="center" :align="'middle'">
    <el-card style="max-width: 480px">
      <template #header>
        <div class="card-header">
          <!-- 静态资源的引入 -->
          <img :src="imgUrl" alt="">
        </div>
      </template>
      <div class="jump-link">
        <el-link type="primary" @click="handleChange">{{ formType ? '返回登录' : '注册账号' }}</el-link>
      </div>
      <!-- 表单 -->
      <el-form
          ref="loginFormRef"
          :rules="rules"
          :model="loginForm"
          style="max-width: 600px"
          class="demo-ruleForm">
        <el-form-item prop="userName">
          <el-input v-model="loginForm.userName" placeholder="手机号" :prefix-icon="UserFilled"></el-input>
        </el-form-item>
        <el-form-item prop="passWord">
          <el-input v-model="loginForm.passWord" type="password" placeholder="密码" :prefix-icon="Lock"></el-input>
        </el-form-item>
        <el-form-item prop="validCode" v-if="formType">
          <el-input v-model="loginForm.validCode" placeholder="验证码" :prefix-icon="Lock">
            <template #append>
              <span @click="countdownChange">{{ countdown.validText }}</span>
            </template>
          </el-input>

        </el-form-item>

        <!-- 登录按钮 -->
        <el-form-item>
          <el-button type="primary" :style="{width:'100%'}" @click="submitForm(loginFormRef)">
            {{ formType ? '注册账号' : '登录' }}
          </el-button>
        </el-form-item>


      </el-form>
    </el-card>
  </el-row>
</template>

<script setup>
// import { UserFilled } from '@element-plus/icons-vue/dist/types';
import {ElMessage} from 'element-plus';
import {computed, reactive, ref, toRaw} from 'vue'
import {getCode, userAuthentication, login, menuPermissions} from '../../api/index'
import {UserFilled, Lock} from '@element-plus/icons-vue'
import {useRouter} from 'vue-router'

import {useStore} from 'vuex'

const imgUrl = new URL('../../../public/login-head.png', import.meta.url).href
const formType = ref(0) //切换表单（0：登录，1：注册）

const store = useStore()

const handleChange = () => {
  formType.value = formType.value ? 0 : 1
}

// 表单数据
const loginForm = reactive({
  userName: '',
  passWord: '',
  validCode: ''
})
// 发送短信
const countdown = reactive({
  validText: '获取验证码',
  time: 60
})
let flag = false
// 倒计时技术
const countdownChange = () => {
  // 如果已发送，不做处理
  if (flag) return
  // 判断手机号是否正确
  const phoneReg = /^1(3[0-9]|4[01456879]|5[0-35-9]|6[2567]|7[0-8]|8[0-9]|9[0-35-9])\d{8}$/
  if (!loginForm.userName || !phoneReg.test(loginForm.userName)) {
    return ElMessage({
      message: '请检查手机号受否正确',
      type: 'warning'
    })
  }
  // 倒计时
  const timer = setInterval(() => {
    if (countdown.time <= 0) {
      countdown.time = 60
      countdown.validText = '获取验证码'
      flag = false
      clearInterval(timer)
    } else {
      countdown.time -= 1
      countdown.validText = `剩余${countdown.time}s`
    }
  }, 1000)

  flag = true
  // 获取验证码，与接口连桥
  getCode({tel: loginForm.userName}).then(({data}) => {
    console.log(data, 'data')
    if (data.code === 10000) {
      ElMessage.success('发送成功')
    }
  })

}

// 账号校验
const validateUser = (rule, value, callback) => {
  // 不能为空
  if (value === '') {
    callback(new Error('请输入账号'))
  } else {
    const phoneReg = /^1(3[0-9]|4[01456879]|5[0-35-9]|6[2567]|7[0-8]|8[0-9]|9[0-35-9])\d{8}$/
    phoneReg.test(value) ? callback() : callback(new Error('手机格式不对'))
  }
}
// 密码校验
const validatePass = (rule, value, callback) => {
  if (value === '') {
    callback(new Error('请输入密码'))
  } else {
    const passReg = /^[a-zA-Z0-9_-]{4,16}$/
    passReg.test(value) ? callback() : callback(new Error('密码为4-16位字符'))
  }
}
// 表单校验
const rules = reactive({
  userName: [{validator: validateUser, trigger: 'blur'}],
  passWord: [{validator: validatePass, trigger: 'blur'}],
})

// 提交
const router = useRouter()

const loginFormRef = ref()
//获取动态路由
const routerList = computed(() => store.state.menu.routerList)
const submitForm = async (formEl) => {
  if (!formEl) return
  await formEl.validate((valid, fields) => {
    if (valid) {
      if (formType.value) {
        userAuthentication(loginForm).then(({data}) => {
          if (data.code === 10000) {
            ElMessage.success('注册成功，请登录')
            formType.value = 0
          }
        })
      } else {
        login(loginForm).then(({data}) => {
          console.log(data, 'login-data')
          if (data.code === 10000) {
            console.log(data, 'login-data222')
            ElMessage.success('登录成功')
            localStorage.setItem('pz_token', data.data.token)
            localStorage.setItem('pz_userInfo', JSON.stringify(data.data.userInfo))
            menuPermissions().then(({data}) => {
              store.commit('dynamicMenu', data.data)
              console.log(routerList, 'routerList')
              toRaw(routerList.value).forEach(item => {
                router.addRoute('main', item)
              })
              router.push('/')
            })
          } else {
            console.log(data, 'login-data333')
            ElMessage.error(data.message)
          }
        })
      }
    } else {
      console.log('error submit!', fields)
    }
  })
}
</script>
<style lang="less" scoped>
:deep(.el-card__header) {
  padding: 0
}

.login-container {
  height: 100%;

  .card-header {
    background-color: #899fe1;

    img {
      width: 430px;
    }
  }

  .jump-link {
    text-align: right;
    margin-bottom: 10px;
  }
}
</style>
